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Use of MapReduce for Data Mining and Data Optimization on a Web Portal
(2012-12)
This paper studied the design, implementation and evaluation
of a MapReduce tool targeting distributed systems, and multicore
system architectures. MapReduce is a distributed
programming model originally proposed by ...
Protein-RNA interface residue prediction using machine learning: an assessment of the state of the art
(2012)
RNA molecules play diverse functional and structural roles in cells. They function as messengers for transferring genetic information from DNA to proteins, as the primary genetic material in many viruses, as catalysts ...
The Effect of Organic-Based Nutrient Management Strategies on Soil Nutrient Availability and Maize Performance in Njoro, Kenya
(2011)
A field experiment based on the concept of organic nutrient management was conducted in Njoro, Kenya, to test the effect of improved legume fallows, crotalaria (CR), lablab (LB), garden pea (GP) and natural fallow (NF, as ...
High-Frequency Regeneration of the Drought-Tolerant Tree Melia volkensii Gurke Using Low-Cost Agrochemical Thidiazuron
(Hindawi Publishing Corporation, 2012-10)
Melia volkensii Gurke is a drought-tolerant tree native to East Africa’s arid and semiarid lands (ASALs), with vast but underutilized
potential for agroforestry and sustainable livelihoods in the ASALs. Its cultivation ...
Impacts Of Land Cover Change Scenarios On Storm Runoff Generation: A Basis For Management Of The Nyando Basin, Kenya
(University of Nairobi, 2012)
The effects of conceptual land cover change scenarios on the generation of storm runoffs were evaluated in the Nyando Basin. The spatial scenarios represented alternatives that vary between full deforestation and reforestation. ...
Classification of the Kenyan general insurance risks using copula approach
(JKUAT Press Ltd, 2012)
Dependence between risks reduces the benefits of
diversification. Modem portfolio theory is based on correlation as
a measure of dependence while the criterion presented here is
based on the copula theory as a measure ...
Quinolizidine Alkaloids from Sophora velutina subsp. zimbabweensis (Fabaceae: Sophoreae)
(Natural Product Communications, 2012)
Three novel quinolizidine alkaloids, N-methylenehydroxycytisine (1), 6,7-dihydroxylupanine (2), and velutinine (3) have been isolated from the fruits and pods
(1 and 2) and stem bark (3) of Sophora velutina subsp. ...
Lake Naivasha, Kenya: Ecology, Society and Future
(Freshwater Biological Association, 2011)
We examine the degradation of the natural capital and ecosystem services of an important
tropical lake, Kenya’s Lake Naivasha, in the context of human activities and exploitation since the
mid-20th century. These factors ...
On commutants and operator equations
(2012)
Let B(H) denote the algebra of bounded linear operators on a Hilbert
Space H into itself. Given A,B ∈ B(H) define C(A,B) and R(A,B) : B(H) −→
B(H) by C(A,B)X = AX − XB and R(A,B)X = AXB − X. Our task in this
note is to ...